Testbook.com Intern Interview Questions and Answers

Write the video script for a topic provided by the upgrad team and create a ppt for an video script.

Q1. What is the Linked list?
Ans. 
A linked list is a linear data structure where elements are stored in nodes with each node pointing to the next node in the sequence.
• Consists of nodes connected by pointers

• Can be singly linked or doubly linked

• Allows for dynamic size and efficient insertion/deletion
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Q1. What is your name ?, What is your qualifications? , What is your current location?, Where do you belonge from?, why you want to do job ?, Why you choose this company to do job ?, What aspect about sallar...read more
Ans. 
Interview questions and answers
• My name is [Name].

• I have completed my [Qualifications] from [University/Institute].

• I am currently located in [Current Location].

• I belong to [Hometown/City].

• I am interested in this job because [Reasons].

• I chose this company because [Reasons].

• Salary is an important aspect for me, but not the only one.
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Q2. Why you choose this company to do work ?, What aspect about sallry ?
Ans. 
I chose this company because of its reputation for innovation and growth. The salary offered is competitive and fair.
• The company has a strong track record of developing cutting-edge technology

• I am impressed by the company's commitment to employee growth and development

• The salary offered is in line with industry standards and reflects my experience and qualifications
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Q3. What is your current locatuon? My current location is Varanasi, Lanka, Uttar Pradesh
Ans. 
I am currently located in Varanasi, Lanka, Uttar Pradesh.
• I am residing in the historic city of Varanasi, also known as Kashi.

• Lanka is a locality within Varanasi, situated on the banks of the river Ganges.

• Uttar Pradesh is a state in northern India, known for its rich cultural heritage.
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Q4. What is your highest qualification ?
Ans. 
I have a Master's degree in Computer Science.
• Master's degree in Computer Science

• GPA of 3.8

• Thesis on Machine Learning

• Internship at Google
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Q5. Where do you belong from?
Ans. 
I belong to India, a diverse and culturally rich country.
• I was born and brought up in a small town in the northern part of India.

• India is known for its diverse culture, languages, and traditions.

• I have traveled to different parts of India and have experienced the beauty of its landscapes and people.

• I am proud to be a part of a country that has a rich history and is constantly evolving.
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Q6. Why you want to do job ?
Ans. 
I want to do a job to gain experience, learn new skills, and contribute to the growth of the company.
• I am eager to learn and grow professionally

• I want to contribute my skills and knowledge to the company

• I am excited about the opportunity to work with a team

• I am motivated by the prospect of financial stability and security
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Q1. About marketing strategy
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Round duration - 40 minutes
Round difficulty - Medium

Round duration - 15 minutes
Round difficulty - Easy

Q1. 
Count Subsequences Problem Statement
Given an integer array ARR of size N, your task is to find the total number of subsequences in which all elements are equal.
Explanation:
A subsequence of an array i...read more
Ans. 
The task is to count the number of subsequences in an array where all elements are equal.
• Iterate through the array and count the frequency of each element.

• For each element, calculate the number of subsequences using the formula (2^frequency - 1).

• Multiply the counts for each element to get the total number of subsequences.

• Print the result modulo 10^9 + 7.
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Round duration - 120 minutes
Round difficulty - Easy

It was a mix of mathematical aptitude, logical ability, and puzzles along with 2 programming questions of easy and medium level. Time was enough and no sectional time was present. 1-2 MCQs on SQL were also present.

This round was immediately followed by an SHL aptitude test which was basically a quick limited time check of your verbal ability and math because many questions were to be done in 1 hour.

Q1. 
Boolean Matrix Transformation Challenge
Given a 2-dimensional boolean matrix mat of size N x M, your task is to modify the matrix such that if any element is 1, set its entire row and column to 1. Specifi...read more
Ans. 
Modify a boolean matrix such that if any element is 1, set its entire row and column to 1.
• Iterate through the matrix and mark rows and columns to be modified

• Use additional arrays to keep track of rows and columns to be modified

• Update the matrix in-place based on the marked rows and columns
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Round duration - 60 minutes
Round difficulty - Easy

It was an online video interview round on HackerEarth with simultaneous code option. It was mostly justifying your resume in the first 15 minutes. After that OOPS was majorly asked. Basics of programming including questions on STL were asked. A class which required inheritance was asked by the interviewer to write. I was helped by the interviewer if i got stuck somewhere, Some questions on implementation of hashmaps and priority queues were also asked. A puzzle was asked which luckily struct to me at that moment.

What is aptitude test?

Online study and off-line which one is better?

Someone not interested in assignments.

Q1. Why you choice to join with us
Ans. Because write now Indias largest and most trusted education system is BYJU'S. thats why not one me everyone want to join his/her children in BYJU'S.
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Q2. What is more important to you education or money?
Ans. Obviously is education because educated person make money so easily and how to hold the mobey they know very well
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Easy leetcode code 2 questions , HTML5 css javascript simple screen design

Q1. Oop, Simple coding javascript, react basic, sql basic
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